Summary: A new study reveals that dancing, not signing, is the primary sexual signal for Java sparrows.Source: Hokkaido University. Java sparrows are more likely to mate after dancing together, according to a study from Hokkaido University, contradictory to the belief that songs are the primary sexual signal. Songbirds are well-known to sing duets for variousContinue reading “First Dancing, Then Mating in Songbirds”